154HC Mast Section The role of the tower crane safety device

06-11-2019

Torque Restrictor: Limit the weight of the lifting arm from the corresponding amplitude
Weight limiter: Limit maximum lifting weight


High Restrictor: Limit maximum lifting height


Variable Restrictor: Maximum and Minimum Limiting Arm


Rotation limiter: prevents the tower from turning in the same direction as the crane.
De-rope prevention device: preventing wire rope from leaving work position
Car break-rope device: to prevent the car from falling after the broken shaft
All parts brake: both working device and safety device

154HC Mast Section 154HC mast section good at  in this field

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